disease has location disease has feature Purpura skin disorder vasculitis livedoid vasculopathy https://github.com/monarch-initiative/mondo/issues/5537 https://www.malacards.org/card/livedoid_vasculitis UMLS:C0343081 MONDO:0025514 MEDGEN:575376 Livedoid vasculopathy is a blood vessel disorder that causes painful ulcers and scarring (atrophie blanche) on the feet and lower legs. These symptoms can persist for months to years and the ulcers often recur.Livedoid vasculopathy lesions appear as painful red or purple marks and spots that may progress to small, tender, irregular ulcers. Symptoms tend to worsen in the winter and summer months, and affect women more often then men. Livedoid vasculopathy may occur alone or in combination with another condition, such as lupus or thrombophilia. livedo vasculitis livedo reticularis with summer ulcerations white atrophy MESH:D000090122 livedoid vasculitis ICD10CM:L95.0 livedo reticularis with winter ulcerations ICD9CM:709.1 ICD9:709.1 idiopathic atrophic blanche SCTID:238762002 segmental hyalinizing vasculopathy livedoid vasculopathy icd11.foundation:1237292304 Orphanet:542643 DOID:0040099 GARD:0012784 hindlimb skin